CVE-2021-30979

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212979
https://support.apple.com/en-us/HT212981
https://www.zerodayinitiative.com/advisories/ZDI-22-358/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:-::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::

History

No history.

Information

Published : 2021-08-24 19:15

Updated : 2023-11-07 03:34

NVD link : CVE-2021-30979

Mitre link : CVE-2021-30979

CVE.ORG link : CVE-2021-30979

JSON object : View

Products Affected

apple

mac_os_x
iphone_os
macos
ipados

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2021-30979", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2021-08-24T19:15:23.340", "references": [{"url": "https://support.apple.com/en-us/HT212976", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212978", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212979", "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212981", "source": "product-security@apple.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-358/", "source": "product-security@apple.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution."}, {"lang": "es", "value": "Se abord\u00f3 un problema de desbordamiento del b\u00fafer con una administraci\u00f3n de la memoria mejorada. Este problema es corregido en macOS Monterey versi\u00f3n 12.1, iOS versi\u00f3n 15.2 e iPadOS versi\u00f3n 15.2, macOS Big Sur versi\u00f3n 11.6.2, Security Update 2021-008 Catalina. El procesamiento de un archivo USD creado con fines maliciosos puede conllevar a una finalizaci\u00f3n no esperada de la aplicaci\u00f3n o una ejecuci\u00f3n de c\u00f3digo arbitrario"}], "lastModified": "2023-11-07T03:34:10.540", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CCE4E546-A0DD-4E9E-A6B9-C19B04D77466", "versionEndExcluding": "15.2"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7FB904C1-43D1-4583-8729-5D1B1746A54C", "versionEndExcluding": "15.2"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB8A73F8-3074-4B32-B9F6-343B6B1988C5", "versionEndExcluding": "10.15.7", "versionStartIncluding": "10.15"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A654B8A2-FC30-4171-B0BB-366CD7ED4B6A"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F1F4BF7F-90D4-4668-B4E6-B06F4070F448"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0F441A43-1669-478D-9EC8-E96882DE4F9F"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D425C653-37A2-448C-BF2F-B684ADB08A26"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A54D63B7-B92B-47C3-B1C5-9892E5873A98"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3456176F-9185-4EE2-A8CE-3D989D674AB7"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D337EE21-2F00-484D-9285-F2B0248D7A19"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "012052B5-9AA7-4FD3-9C80-5F615330039D"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50F21A3C-0AC3-48C5-A4F8-5A7B478875B4"}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "287EBE44-07C0-41D3-B268-CC86CA5FD792", "versionEndExcluding": "11.6.2", "versionStartIncluding": "11.0"}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CA118623-E817-42AA-AB39-6239B1284192", "versionEndExcluding": "12.1", "versionStartIncluding": "12.0"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}